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Linear Algebra 3:Vector

Linear Algebra 3:Vector

作者: 有魔法的迷雾森林 | 来源:发表于2019-07-21 15:39 被阅读0次

1.Vector

A vector is a set of numbers.

In Linear Algebra,the term vector refers to a column vector unless being explicitly mentioned otherwise.

2.Components(成员)

The entries of a vector,the i-th componment of vector V refers to 。

当 componment < 4 时,我们可以visualize it:

3.Scalar Multiplication(数乘)

数乘向量 百度百科

一个实数和一个向量相关的一种向量运算

4.Vector Addition

5.Vector Set

(1)A vector set can contain infinite element.

(2)R^n:We donate the set of all vectors with n entries by R^n.(所有n维向量的和)

6.Properties of vector

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